:root{
  --bg:#0d0c0a;--panel:#161512;--panel2:#1d1b17;--line:#2b2822;--fg:#ece7de;--muted:#9a9286;--dim:#6d675e;
  --accent:#e8a54b;--accent-fg:#1a1306;--ok:#5fbf7a;--err:#ef6b5e;--warn:#e8c14b;--run:#6aa8ef;
  --radius:12px;--shadow:0 8px 30px rgba(0,0,0,.35);
}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]){
    --bg:#f6f4ef;--panel:#fff;--panel2:#f1eee7;--line:#e2ddd2;--fg:#1f1c17;--muted:#6f685c;--dim:#9a9286;
    --accent:#c27a1a;--accent-fg:#fff;--ok:#23864a;--err:#c23b2f;--warn:#a87f0c;--run:#2b6fc2;--shadow:0 8px 30px rgba(0,0,0,.08);
  }
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--fg);font:14px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1{font-size:20px;margin:0}h2{font-size:15px;margin:0 0 10px}h3{font-size:14px;margin:0}
.muted{color:var(--muted)}.dim{color:var(--dim)}.small{font-size:12px}
.row{display:flex;align-items:center;gap:8px}.wrap{flex-wrap:wrap}.grow{flex:1;min-width:0}.between{justify-content:space-between}
.hidden{display:none!important}

/* shell */
.shell{display:flex;min-height:100vh}
.side{width:200px;flex:none;background:var(--panel);border-right:1px solid var(--line);padding:16px 10px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;padding:4px 10px 16px}
.brand i{width:26px;height:26px;border-radius:7px;background:var(--accent);display:grid;place-items:center;color:var(--accent-fg);font-style:normal;font-size:12px}
.navsec{font-size:11px;color:var(--dim);padding:14px 10px 4px;letter-spacing:.08em}
.nav{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:var(--muted);cursor:pointer}
.nav:hover{background:var(--panel2);color:var(--fg)}
.nav.on{background:var(--panel2);color:var(--fg);box-shadow:inset 3px 0 0 var(--accent)}
.nav svg{width:18px;height:18px;flex:none}
.side .me{margin-top:auto;padding:10px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
.main{flex:1;min-width:0;padding:22px 26px 60px}
.pagehead{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.pagehead p{margin:0;color:var(--muted)}

/* workspace: form + feed */
.work{display:grid;grid-template-columns:minmax(320px,400px) 1fr;gap:22px;align-items:start}
.form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;position:sticky;top:16px;display:flex;flex-direction:column;gap:14px;max-height:calc(100vh - 32px);overflow-y:auto}
.field label,.flabel{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.inp,select.inp,textarea.inp{width:100%;background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:8px 10px;outline:none}
.inp:focus{border-color:var(--accent)}
textarea.inp{resize:vertical;min-height:96px}
.params{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.params .field.bool{display:flex;align-items:center;gap:8px;grid-column:span 2}
.params .field.bool label{margin:0}
.seg{display:flex;background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{flex:1;border:0;background:none;padding:6px 8px;border-radius:7px;color:var(--muted);cursor:pointer;white-space:nowrap}
.seg button.on{background:var(--panel);color:var(--fg);box-shadow:0 1px 3px rgba(0,0,0,.25)}
.seg button:disabled{opacity:.35;cursor:not-allowed}
.btn{border:1px solid var(--line);background:var(--panel2);border-radius:8px;padding:7px 12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.pri{background:var(--accent);color:var(--accent-fg);border-color:var(--accent);font-weight:600}
.btn.pri:hover{filter:brightness(1.08)}
.btn.big{padding:11px 14px;justify-content:center;width:100%;font-size:15px}
.btn.sm{padding:4px 9px;font-size:12px}
.btn.ghost{background:none;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{color:var(--fg);background:var(--panel2)}
.btn.danger{color:var(--err)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.note{font-size:12px;color:var(--muted);background:var(--panel2);border-radius:8px;padding:8px 10px}
.note.warn{color:var(--warn)}

/* asset slots */
.slots{display:flex;gap:8px;flex-wrap:wrap}
.slot{width:84px;height:84px;border:1.5px dashed var(--line);border-radius:10px;display:grid;place-items:center;position:relative;cursor:pointer;color:var(--dim);font-size:12px;text-align:center;overflow:hidden;background:var(--panel2)}
.slot:hover{border-color:var(--accent);color:var(--fg)}
.slot.wide{width:100%;height:auto;min-height:84px;aspect-ratio:auto;padding:10px}
.slot img,.slot video{width:100%;height:100%;object-fit:cover}
.slot.wide video{max-height:220px;object-fit:contain}
.slot .tag{position:absolute;left:4px;top:4px;background:rgba(0,0,0,.65);color:#fff;font-size:11px;border-radius:5px;padding:0 5px}
.slot .x{position:absolute;right:3px;top:3px;width:20px;height:20px;border-radius:50%;background:rgba(0,0,0,.7);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;font-size:12px}
.slot audio{width:100%}

/* feed */
.feed{display:flex;flex-direction:column;gap:14px;min-width:0}
.feed.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.card .media{background:#000;display:flex;justify-content:center;position:relative}
.card .media video{width:100%;max-height:440px;display:block}
.card .media img{width:100%;display:block;cursor:zoom-in;object-fit:contain;max-height:440px}
.card .media.multi{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:2px}
.card .body{padding:12px 14px;display:flex;flex-direction:column;gap:8px}
.card .prompt{color:var(--fg);white-space:pre-wrap;word-break:break-word;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .meta{font-size:12px;color:var(--muted);display:flex;gap:6px 12px;flex-wrap:wrap}
.card .acts{display:flex;gap:4px;flex-wrap:wrap}
.card audio{width:100%}
.placeholder{aspect-ratio:16/9;width:100%;display:grid;place-items:center;color:var(--muted);background:repeating-linear-gradient(45deg,var(--panel2),var(--panel2) 12px,var(--panel) 12px,var(--panel) 24px)}
.placeholder.fail{background:var(--panel2);color:var(--err);padding:16px;text-align:center;font-size:13px}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;border-radius:20px;padding:1px 9px;border:1px solid var(--line)}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.st-queued,.st-submitting{color:var(--warn)}.st-running{color:var(--run)}.st-succeeded{color:var(--ok)}.st-failed{color:var(--err)}.st-cancelled{color:var(--dim)}
.refs{display:flex;gap:4px}
.refs img,.refs video{width:36px;height:36px;object-fit:cover;border-radius:5px;border:1px solid var(--line)}
.empty{color:var(--muted);text-align:center;padding:60px 20px;border:1px dashed var(--line);border-radius:var(--radius)}
.spin{width:22px;height:22px;border:2.5px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:sp 0.9s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

/* library */
.lib{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;position:relative}
.tile .th{aspect-ratio:1;background:#000;display:grid;place-items:center;overflow:hidden}
.tile .th img,.tile .th video{width:100%;height:100%;object-fit:cover}
.tile .th .aud{color:var(--accent);font-size:28px}
.tile .cap{padding:6px 8px;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tile.sel{outline:2px solid var(--accent)}
.tile .kind{position:absolute;left:6px;top:6px;background:rgba(0,0,0,.6);color:#fff;font-size:11px;border-radius:5px;padding:0 5px}

/* voices */
.voices{display:flex;flex-direction:column;gap:4px;max-height:260px;overflow-y:auto;border:1px solid var(--line);border-radius:8px;padding:4px;background:var(--panel2)}
.voice{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer}
.voice:hover{background:var(--panel)}
.voice.on{background:var(--panel);box-shadow:inset 3px 0 0 var(--accent)}
.voice .tags{font-size:11px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50;padding:16px}
.modal .box{background:var(--panel);border:1px solid var(--line);border-radius:14px;width:min(860px,100%);max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.modal .hd{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.modal .bd{padding:16px;overflow-y:auto}
.drop{border:2px dashed var(--line);border-radius:12px;padding:36px 16px;text-align:center;color:var(--muted);cursor:pointer}
.drop.over,.drop:hover{border-color:var(--accent);color:var(--fg)}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:60;display:grid;place-items:center;cursor:zoom-out}
.lightbox img{max-width:96vw;max-height:94vh}

/* settings */
.pcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:14px}
.pcard{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:10px}
.chips{display:flex;gap:4px;flex-wrap:wrap}
.chip{font-size:11px;border:1px solid var(--line);border-radius:20px;padding:0 8px;color:var(--muted)}
.switch{position:relative;width:38px;height:22px;flex:none}
.switch input{opacity:0;width:0;height:0}
.switch span{position:absolute;inset:0;background:var(--line);border-radius:22px;cursor:pointer;transition:.2s}
.switch span::before{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.2s}
.switch input:checked+span{background:var(--accent)}
.switch input:checked+span::before{transform:translateX(16px)}
.section{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:16px}
table.t{width:100%;border-collapse:collapse}
table.t td,table.t th{text-align:left;padding:7px 6px;border-bottom:1px solid var(--line);font-size:13px}
table.t th{color:var(--muted);font-weight:500}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:16px}
.login form{width:min(360px,100%);background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px;display:flex;flex-direction:column;gap:12px}

#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:80;display:flex;flex-direction:column;gap:6px;align-items:center;pointer-events:none}
#toast div{background:var(--fg);color:var(--bg);padding:8px 14px;border-radius:8px;font-size:13px;box-shadow:var(--shadow);max-width:90vw}
#toast div.err{background:var(--err);color:#fff}
.progress{height:3px;background:var(--line);border-radius:3px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--accent);width:0;transition:width .2s}

/* mobile */
.topbar{display:none}
@media (max-width:900px){
  .shell{flex-direction:column}
  .side{display:none}
  .topbar{display:flex;align-items:center;gap:6px;position:sticky;top:0;z-index:20;background:var(--panel);border-bottom:1px solid var(--line);padding:8px 12px;overflow-x:auto}
  .topbar .nav{padding:6px 10px;white-space:nowrap;font-size:13px}
  .topbar .nav svg{display:none}
  .main{padding:16px 16px 60px}
  .work{grid-template-columns:1fr}
  .form{position:static;max-height:none}
  .pcards{grid-template-columns:1fr}
}

/* chat */
.inp.sm{padding:4px 8px;font-size:12px;width:auto;max-width:220px}
.ellipsis{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat{display:grid;grid-template-columns:230px 1fr;gap:16px;height:calc(100vh - 44px)}
.clist{display:flex;flex-direction:column;gap:4px;overflow-y:auto;min-height:0}
.citem{display:flex;align-items:center;gap:4px;padding:6px 6px 6px 10px;border-radius:8px;cursor:pointer;color:var(--muted)}
.citem:hover{background:var(--panel)}
.citem.on{background:var(--panel);color:var(--fg);box-shadow:inset 3px 0 0 var(--accent)}
.citem .btn{opacity:0}.citem:hover .btn{opacity:1}
.cmain{display:flex;flex-direction:column;min-width:0;min-height:0}
.chead{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
.msgs{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:18px;padding:4px 2px 20px;min-height:0}
.msg{max-width:100%}
.msg.user{align-self:flex-end;max-width:min(680px,88%);display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.msg.user .bubble{background:var(--panel2);border:1px solid var(--line);border-radius:14px 14px 4px 14px;padding:9px 13px;white-space:pre-wrap;word-break:break-word}
.msg.ai{align-self:stretch;max-width:900px}
.mimg{width:72px;height:72px;object-fit:cover;border-radius:8px;cursor:zoom-in}
.think{margin-bottom:8px}.think summary{font-size:12px;color:var(--muted);cursor:pointer}
.macts{margin-top:4px;opacity:.6}.msg.ai:hover .macts{opacity:1}
.md p{margin:0 0 10px}.md h4{margin:14px 0 8px;font-size:15px}.md ul,.md ol{margin:0 0 10px;padding-left:22px}
.md blockquote{margin:0 0 10px;padding:4px 12px;border-left:3px solid var(--line);color:var(--muted)}
.md code{background:var(--panel2);border-radius:4px;padding:1px 5px;font-size:.92em}
pre.code{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:10px 12px;overflow-x:auto;font-size:12px;margin:0 0 10px}
pre.code code{background:none;padding:0}
.caret{display:inline-block;width:8px;height:15px;background:var(--accent);vertical-align:text-bottom;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.composer{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:10px;display:flex;flex-direction:column;gap:8px}
.composer textarea{border:0;background:none;padding:4px;min-height:64px;max-height:240px}
.chat-empty{margin:auto;text-align:center;max-width:480px;padding:40px 10px}
.chat-empty p{line-height:1.7}
.only-mobile{display:none}
/* studio cards */
.scard{border:1px solid var(--line);background:var(--panel);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:12px;margin:4px 0 12px}
.scard-hd{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.psec{display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line);padding-top:12px}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:10px}
.pitem{display:flex;gap:10px;background:var(--panel2);border-radius:10px;padding:10px}
.pitem .grow{display:flex;flex-direction:column;gap:6px}
.pitem textarea{min-height:60px;font-size:12px}
.pthumb{width:84px;height:112px;flex:none;border-radius:8px;overflow:hidden;background:#000;display:grid;place-items:center}
.pthumb img{width:100%;height:100%;object-fit:cover;cursor:zoom-in}
.pthumb.empty{background:var(--panel);border:1px dashed var(--line);color:var(--dim);font-size:12px}
.pthumb.err{color:var(--err)}
.aitem{display:flex;align-items:center;gap:8px;background:var(--panel2);border-radius:8px;padding:8px 10px}
.sitem{display:flex;flex-direction:column;gap:6px;background:var(--panel2);border-radius:10px;padding:10px 12px}
.chip.ok{color:var(--ok);border-color:currentColor}
@media (max-width:900px){
  .chat{grid-template-columns:1fr;height:calc(100vh - 110px)}
  .clist{display:none}.clist.show{display:flex;max-height:40vh}
  .only-mobile{display:inline-flex}
  .pgrid{grid-template-columns:1fr}
}

/* settings by need */
.seg.tabs{margin-bottom:16px;flex-wrap:wrap;width:fit-content;max-width:100%}
.seg.tabs button{flex:none;display:inline-flex;align-items:center;gap:6px;padding:7px 14px}
.cnt{font-size:11px;min-width:18px;height:18px;border-radius:9px;background:var(--ok);color:#fff;display:inline-grid;place-items:center;padding:0 5px}
.cnt.zero{background:var(--line);color:var(--muted)}
.tabsep{width:1px;background:var(--line);margin:4px 6px}
.needhd{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px}
.chans{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:12px}
.chan{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.chan.disabled{opacity:.75}
.mchips{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.mchip{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);background:var(--panel2);border-radius:20px;padding:2px 4px 2px 6px;font-size:12px}
.mchip.def{border-color:var(--accent)}
.mchip.off span{text-decoration:line-through;color:var(--dim)}
.mchip button{border:0;background:none;cursor:pointer;color:var(--dim);padding:0 3px;font-size:12px}
.mchip button:hover{color:var(--fg)}
.mchip .star{color:var(--dim)}.mchip.def .star{color:var(--accent)}
.moreplat{margin-top:16px}
.moreplat summary{cursor:pointer;color:var(--muted)}
@media (max-width:900px){.chans{grid-template-columns:1fr}}